80778224884

素因数分解:

$2^2\times 7^1\times {\mathrm{141121}}^1\times {\mathrm{20443}}^1$

素因数の和:161575

約数の個数: 24

約数和(自身を含む): 161565497408

約数和(自身を除く): 80787272524

約数列:

[1, 2, 4, 7, 14, 28, 20443, 40886, 81772, 141121, 143101, 282242, 286202, 564484, 572404, 987847, 1975694, 3951388, 2884936603, 5769873206, 11539746412, 20194556221, 40389112442, 80778224884]

約数ペア:

[(1, 80778224884), (2, 40389112442), (4, 20194556221), (7, 11539746412), (14, 5769873206), (28, 2884936603), (20443, 3951388), (40886, 1975694), (81772, 987847), (141121, 572404), (143101, 564484), (282242, 286202)]